Update go to 1.19 (by updating nixpkgs)

flake.lock

@@ -2,16 +2,16 @@
   "nodes": {
     "pkgsSrc": {
       "locked": {
-        "lastModified": 1659914493,
+        "lastModified": 1681482634,
-        "narHash": "sha256-lkA5X3VNMKirvA+SUzvEhfA7XquWLci+CGi505YFAIs=",
+        "narHash": "sha256-cT/nr3L8khEYZSGp8qqwxFH+/q4/547MfyOdSj6MhBk=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "022caabb5f2265ad4006c1fa5b1ebe69fb0c3faf",
+        "rev": "fda0d99c2cbbb5c89d8855d258cb0821bd9113ad",
         "type": "github"
       },
       "original": {
         "id": "nixpkgs",
-        "ref": "nixos-21.05",
+        "ref": "nixos-22.11",
         "type": "indirect"
       }
     },

flake.nix

@@ -1,5 +1,5 @@
 {
-  inputs.pkgsSrc.url = "nixpkgs/nixos-21.05";
+  inputs.pkgsSrc.url = "nixpkgs/nixos-22.11";
   inputs.utils.url = "github:numtide/flake-utils";
 
   outputs = {